condition mean min max ZT0-3 0.00816126 0.00816126 0.00816126 ZT4-7 0.0 0.0 0.0 ZT8-11 0.0 0.0 0.0 ZT12-15 0.0051375 0.0051375 0.0051375 ZT16-19 0.0 0.0 0.0 ZT20-23 0.0 0.0 0.0